Lena Abdullah & Lai, M. (2006). A step-by-step Maths problem solving guide 2: Geometrical constructions, solid geometry, circles. Jade Green Publications.
Chicago Style (17th ed.) CitationLena Abdullah and Magdalene Lai. A Step-by-step Maths Problem Solving Guide 2: Geometrical Constructions, Solid Geometry, Circles. Kuala Lumpur: Jade Green Publications, 2006.
MLA (9th ed.) CitationLena Abdullah and Magdalene Lai. A Step-by-step Maths Problem Solving Guide 2: Geometrical Constructions, Solid Geometry, Circles. Jade Green Publications, 2006.
Warning: These citations may not always be 100% accurate.